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Table 3 Multivariate Analysisa of acute respiratory diseases, asthma, conjunctivitis and dermatitis incidenceb. Results are also stratified by age category and gender

From: Health impacts from living near a major industrial park in Oman

Stratification

Combinedc RR (95 % CI)

ARD

Overall

2.01 (1.87–2.17)

Males

1.86 (1.70–2.05)

Females

2.02 (1.84–2.21)

≥20–49 years

1.75 (1.61–1.90)

≥50 years

2.27 (2.07–2.49)

Asthma

Overall

3.60 (2.95–4.40)

Males

2.47 (2.01–3.04)

Females

2.85 (2.34–3.46)

≥20–49 years

1.93 (1.58–2.35)

≥50 years

3.73 (3.01–4.63)

Conjunctivitis

Overall

2.82 (2.46–3.23)

Males

2.49 (2.17–2.87)

Females

2.37 (2.05–2.73)

≥20–49 years

2.22 (1.95–2.52)

≥50 years

2.73 (2.34–3.18)

Dermatitis

Overall

2.09 (1.84–2.38)

Males

2.06 (1.78–2.39)

Females

1.79 (1.55–2.08)

≥20–49 years

1.78 (1.55–2.04)

≥50 years

2.18 (1.85–2.56)

  1. aAdjusted for time trend and smoking prevalence
  2. bAge and gender standardized according to census population figures for 2010
  3. cIncluding high and intermediate exposure zones, control exposure zone as reference
  4. RR risk ratio; CI confidence interval; ARD acute respiratory diseases